91 lines
3.7 KiB
Python
91 lines
3.7 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import six
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from karbor.common import constants
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from karbor import exception
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from karbor import resource
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from karbor.services.protection.client_factory import ClientFactory
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from karbor.services.protection import protectable_plugin
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from oslo_log import log as logging
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LOG = logging.getLogger(__name__)
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INVALID_INSTANCE_STATUS = ['BUILD', 'REBOOT', 'RESIZE', 'ERROR']
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class DatabaseInstanceProtectablePlugin(protectable_plugin.ProtectablePlugin):
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"""Trove database instances protectable plugin"""
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_SUPPORT_RESOURCE_TYPE = constants.DATABASE_RESOURCE_TYPE
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def _client(self, context):
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self._client_instance = ClientFactory.create_client(
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"trove",
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context)
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return self._client_instance
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def get_resource_type(self):
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return self._SUPPORT_RESOURCE_TYPE
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def get_parent_resource_types(self):
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return (constants.PROJECT_RESOURCE_TYPE, )
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def list_resources(self, context, parameters=None):
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try:
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instances = self._client(context).instances.list()
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except Exception as e:
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LOG.exception("List all database instances from trove failed.")
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raise exception.ListProtectableResourceFailed(
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type=self._SUPPORT_RESOURCE_TYPE,
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reason=six.text_type(e))
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else:
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return [resource.Resource(type=self._SUPPORT_RESOURCE_TYPE,
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id=instance.id, name=instance.name)
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for instance in instances
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if instance.status not in INVALID_INSTANCE_STATUS]
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def show_resource(self, context, resource_id, parameters=None):
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try:
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instance = self._client(context).instances.get(resource_id)
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except Exception as e:
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LOG.exception("Show a database instance from trove failed.")
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raise exception.ProtectableResourceNotFound(
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id=resource_id,
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type=self._SUPPORT_RESOURCE_TYPE,
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reason=six.text_type(e))
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else:
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if instance.status in INVALID_INSTANCE_STATUS:
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raise exception.ProtectableResourceInvalidStatus(
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id=resource_id, type=self._SUPPORT_RESOURCE_TYPE,
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status=instance.status)
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return resource.Resource(type=self._SUPPORT_RESOURCE_TYPE,
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id=instance.id, name=instance.name)
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def get_dependent_resources(self, context, parent_resource):
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try:
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instances = self._client(context).instances.list()
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except Exception as e:
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LOG.exception("List all database instances from trove failed.")
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raise exception.ListProtectableResourceFailed(
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type=self._SUPPORT_RESOURCE_TYPE,
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reason=six.text_type(e))
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else:
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return [resource.Resource(type=self._SUPPORT_RESOURCE_TYPE,
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id=instance.id,
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name=instance.name)
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for instance in instances
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if instance.project_id == parent_resource.id
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and instance.status not in INVALID_INSTANCE_STATUS]
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